Celebrate Goburei Day with Special Pricing for Mukoubuchi Manga This May! On May 20th, enjoy a one-day sale of Mukoubuchi manga at just 1 yen! Don't miss out on this exclusive opportunity to dive into the world of high-stakes mahjong.

Celebrate Goburei Day with Special Pricing for Mukoubuchi Manga This May! #Japan #Tokyo #Mahjong #Mukoubuchi #Dwango